Results 51 to 60 of about 108,399 (163)

Effect of TiO2 size factor on the electrical properties of polyethylene matrix dielectrics

open access: yesResults in Physics, 2018
In this study, the TiO2 nanoparticles and TiO2 nanofibers were chosen as inorganic fillers to dope into the linear low density polyethylene (LLDPE).
Qingguo Chi   +6 more
doaj   +1 more source

Cyclic Injection to Enhance Hydraulic Fracturing Efficiency: Insights from Laboratory Experiments

open access: yesGeofluids, 2020
In hydraulic fracturing applications, there is substantial interest to reduce the formation breakdown pressure. Previous research results show that the cyclic injection method can be used to reduce that pressure.
Hao Kang   +3 more
doaj   +1 more source

Intrinsic Breakdown Strength: Theoretical Derivation and First-Principles Calculations

open access: yesPhysical Review Letters
Intrinsic breakdown strength (F_bd), as the theoretical upper limit of electric field strength that a material can sustain, plays important roles in determining dielectric and safety performance. The well accepted concept is that a larger band gap (E_g) often leads to a larger intrinsic breakdown strength.
Shixu Liu   +3 more
openaire   +3 more sources

Computational prediction of dielectric breakdown strength of a transformer paper in oil with uncertainty quantification

open access: yesMaterials Research Express
The determination of the dielectric breakdown strengths of microstructurally heterogeneous materials has been a primarily experimental endeavor. We report the development of a microstructure-level model for computationally predicting the breakdown ...
Daniel Olsen, Luis San Martin, Min Zhou
doaj   +1 more source

Nanobrick Wall Multilayer Thin Films with High Dielectric Breakdown Strength. [PDF]

open access: yesACS Appl Eng Mater, 2023
Iverson ET   +10 more
europepmc   +1 more source

A Bilayer High-Temperature Dielectric Film with Superior Breakdown Strength and Energy Storage Density. [PDF]

open access: yesNanomicro Lett, 2023
Ping JB   +6 more
europepmc   +1 more source

Phase-field modeling and machine learning of electric-thermal-mechanical breakdown of polymer-based dielectrics

open access: yesNature Communications, 2019
Polymer dielectrics are promising for high-density energy storage but dielectric breakdown is poorly understood. Here, a phase-field model is developed to investigate electric, thermal, and mechanical effects in the breakdown process for a range of ...
Zhong-Hui Shen   +7 more
doaj   +1 more source

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